Solar flares on December 1, 2025
The most powerful solar flare in 24 hours
C6.0 (normal) flare - December 1 at 3:14 AM
Solar activity index
Value as of the end of the day on December 1, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 30, 2025 to December 1, 2025
Time zone — UTC-07 (Hay River)
List of solar flares for December 1, 2025
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.9 | 22:29 | 22:35 | 22:39 | 4296 |
| C3.9 | 22:14 | 22:22 | 22:29 | 4296 |
| C3.2 | 12:12 | 12:19 | 12:21 | — |
| C3.2 | 11:51 | 12:01 | 12:12 | 4294 |
| C4.1 | 09:22 | 09:37 | 09:51 | 4294 |
| C3.5 | 07:16 | 07:23 | 07:28 | 4294 |
| C4.2 | 05:46 | 05:49 | 05:51 | 4296 |
| C6.0 | 02:54 | 03:14 | 03:56 | 4294 |